发明名称 POLYMER COMPOSITION FOR TEAR-OPEN WRAPPING FILM
摘要 A method for producing tear-open wrapping for packaging of items comprises the following steps: a fragilising agent is added to at least one extrudable plastic material; a film is produced by extrusion of the composition; said items are wrapped at least partially by a portion of said film and means for starting a tear are provided in said portion of film so that said wrapping can be torn in the direction defined by said tear-starting means.
申请公布号 WO9403375(A1) 申请公布日期 1994.02.17
申请号 WO1993FR00799 申请日期 1993.08.10
申请人 GENERALE DE GRANDES SOURCES 发明人 CATHALA, GEORGES
分类号 B29C47/00;B65D71/00;B65D71/06;B65D71/08;B65D75/58;C08L23/04;(IPC1-7):B65D75/58;C08K5/09 主分类号 B29C47/00
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